17%不合格自来水流向了哪里

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近日一则“全国普查自来水合格率仅50%”的消息,引发公众担忧。对此,住建部城市供水水质监测中心有关负责人回应,据2011年最新抽样检测,我国自来水厂出厂水质达标率为83%。
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